The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 27, 2024
Filed:
Feb. 26, 2019
Sharp Kabushiki Kaisha, Sakai, JP;
Noboru Iwata, Sakai, JP;
Kenji Kimoto, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
A light-emitting element () includes: an anode (); a hole transport layer (); a light-emitting layer () containing quantum dots (); an electron transport layer (); and a cathode (), arranged in this order, the light-emitting element further including a charge blocking layer () either between the light-emitting layer and the hole transport layer or between the light-emitting layer and the electron transport layer or both, wherein the charge blocking layer contains, as an element: a transition metal element that is a component of an oxide semiconductor; at least one selected from Al, Mg, and Si; and O.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile